Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for heavy charged long-lived particles in the ATLAS detector in 36.1 fb-1 of proton-proton collision data at root s=13 Te V

    Aaboud, M., Aad, G., Abbott, B., Abbott, DC., Abdinov, O., Abeloos, B., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, S., Adam, L., Adamczyk, L., Adamek, L., Adelman, J., Adersberger, M. & 23 others, Adiguzel, A., Adye, T., Affolder, A. A., Afik, Y., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Bajic, M., Hansen, Jørgen Beck, Hansen, Peter Henrik, de Almeida Dias, F., Galster, G. A. G. K., Besjes, G., Dam, Mogens, Wiglesworth, Graig, Stark, S. H., Petersen, Troels Christian, Hansen, Jørn Dines, Monk, J. W., hqz214, H., Alonso Diaz, A. & Xella, Stefania, 28 May 2019, In: Physical Review D. 99, 34 p., 092007.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for heavy charged long-lived particles in proton-proton collisions at root s=13 TeV using an ionisation measurement with the ATLAS detector

    ATLAS, A., 10 Jan 2019, In: Physics Letters B. 788, p. 96-116 21 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Search for heavy ZZ resonances in the l(+) l(-) l(+) l(-) and l(+) l(-) nu(nu)over-bar final states using proton-proton collisions at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Afik, Y. & 18 others, Agatonovic-Jovin, T., Alonso Diaz, A., Dam, Mogens, Bajic, M., Besjes, G., de Almeida Dias, F., Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Monk, J. W., Petersen, Troels Christian, Stark, S. H., Thiele, F. A. J., Wiglesworth, Graig, Xella, Stefania, Galster, G. A. G. K., Ahlen, S. P. & Ahmadov, F., 11 Apr 2018, In: European Physical Journal C. 78, 4, 35 p., 293.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for heavy Majorana or Dirac neutrinos and right-handed W gauge bosons in final states with two charged leptons and two jets at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adiguzel, A., Adye, T., Affolder, A. A. & 26 others, Afik, Y., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Akatsuka, S., Akesson, T. P. A., Akilli, E., Hansen, Jørgen Beck, Hansen, Peter Henrik, Monk, J. W., Alonso Diaz, A., Petersen, Troels Christian, Wiglesworth, Graig, Besjes, G., Bajic, M., Xella, Stefania, Galster, G. A. G. K., Hansen, Jørn Dines, Dam, Mogens, hqz214, H., Stark, S. H., de Almeida Dias, F., Ignazzi, R., Camplani, Alessandra & ATLAS, A., 3 Jan 2019, In: The Journal of High Energy Physics. 2019, 1, 45 p., 016.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for heavy Majorana neutrinos with the ATLAS detector in pp collisions at root s=8 TeV

    Aad, A., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M. & 6 others, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 29 Jul 2015, In: Journal of High Energy Physics (Online). 2015, 7, 162.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Search for heavy Higgs bosons with flavour-violating couplings in multi-lepton plus b-jets final states in pp collisions at 13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 12 Dec 2023, In: Journal of High Energy Physics. 2023, 12, 68 p., 81.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for gluinos in events with two same-sign leptons, jets and missing transverse momentum with the ATLAS detector in pp collisions at sqrt(s) = 7 TeV

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Boelaert, N. M. P., Heisterkamp, S. J. F., Mehlhase, S., Jørgensen, M. D., Nilsson, B. S., Klinkby, E. B., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 15 Jun 2012, In: Physical Review Letters. 108, 24, p. 241802

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for gluinos in events with an isolated lepton, jets and missing transverse momentum at root s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 4 others, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 21 Oct 2016, In: European Physical Journal C. 76, 10, 565.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for four-top-quark production in the single-lepton and opposite-sign dilepton final states in pp collisions at root s=13 TeV with the ATLAS detector

    ATLAS, A., 26 Mar 2019, In: Physical Review D. 99, 5, 36 p., 052009.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Search for flavour-changing neutral-current interactions of a top quark and a gluon in pp collisions at s√=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 19 Apr 2022, In: European Physical Journal C. 82, 4, 50 p., 334.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582